Product Description
Product Details
| Product Name | Socket-welded Full Coupling |
| Material | Stainless steel: 201,TP304,TP316, TP304L, TP316L, 304L, 316L, TP321, TP310S, 904L etc. Carbon steel: A105, Q234, Q235, X52, F60,F70, Y60, Y70 etc. Duplex steel: 2205(S31803), S32205, 2507(S2750), S3276 etc. Other special: C70600, 254MO |
| Connection | Socket Welding |
| Size | 1/8″, 1/4″, 3/8″, 1/2″, 3/4″, 1″, 1-1/4″, 1-1/2″, 2-1/2″, 3″, 4 ” etc |
| Standard | ASME, ANSI, MSS-SP, GB etc |
| Application | Pipe lines connection of water, steam, air, gas, oil etc |
| Technics | Forged, Casting |
Socket Welding
| DN | Nom Pipe Size | B2 | C1 | D2 | E2 | J (Min) | |
| Avg | Min | ||||||
| 3000LB | |||||||
| 6 | 1/8 | 10.8 | 3.18 | 3.18 | 6.9 | 6.5 | 9.5 |
| 8 | 1/4 | 14.2 | 3.78 | 3.30 | 9.3 | 6.5 | 9.5 |
| 10 | 3/8 | 17.6 | 4.01 | 3.50 | 12.6 | 6.5 | 9.5 |
| 15 | 1/2 | 21.8 | 4.67 | 4.09 | 15.8 | 9.5 | 9.5 |
| 20 | 3/4 | 27.2 | 490 | 4.27 | 21.0 | 9.5 | 12.5 |
| 25 | 1 | 33.9 | 5.69 | 4.98 | 26.7 | 12.5 | 12.5 |
| 32 | 1-1/4 | 42.7 | 6.07 | 5.28 | 35.1 | 12.5 | 12.5 |
| 40 | 1-1/2 | 48.8 | 6.35 | 5.54 | 40.9 | 12.5 | 12.5 |
| 50 | 2 | 61.2 | 6.93 | 6.04 | 52.5 | 19.0 | 16.0 |
| 65 | 2-1/2 | 73.9 | 8.76 | 7.67 | 62.7 | 19.0 | 16.0 |
| 80 | 3 | 89.8 | 9.52 | 8.3 | 78.0 | 19.0 | 16.0 |
| 100 | 4 | 115.2 | 10.69 | 9.35 | 102.3 | 19.0 | 19.0 |
| 6000LB | |||||||
| 6 | 1/8 | 10.8 | 3.96 | 3.43 | 4.0 | 6.5 | 9.5 |
| 8 | 1/4 | 14.2 | 4.60 | 4.01 | 6.4 | 6.5 | 9.5 |
| 10 | 3/8 | 17.6 | 5.03 | 4.37 | 9.2 | 6.5 | 9.5 |
| 15 | 1/2 | 21.8 | 5.97 | 5.18 | 11.8 | 9.5 | 9.5 |
| 20 | 3/4 | 27.2 | 6.96 | 6.04 | 15.6 | 9.5 | 12.5 |
| 25 | 1 | 33.9 | 7.92 | 6.93 | 20.7 | 12.5 | 12.5 |
| 32 | 1-1/4 | 42.7 | 7.92 | 6.93 | 29.5 | 12.5 | 12.5 |
| 40 | 1-1/2 | 48.8 | 8.92 | 7.80 | 34.0 | 12.5 | 12.5 |
| 50 | 2 | 61.2 | 10.92 | 9.50 | 42.9 | 19.0 | 16.0 |
| 9000LB | |||||||
| 15 | 1/2 | 21.8 | 9.35 | 8.18 | 6.4 | 9.5 | 9.5 |
| 20 | 3/4 | 27.2 | 9.78 | 8.56 | 11.1 | 9.5 | 12.5 |
| 25 | 1 | 33.9 | 11.8 | 9.96 | 15.2 | 12.5 | 12.5 |
| 32 | 1-1/4 | 42.7 | 12.14 | 10.62 | 22.8 | 12.5 | 12.5 |
| 40 | 1-1/2 | 48.8 | 48.8 | 12.70 | 11.12 | 28.0 | 12.5 |
| 50 | 2 | 61.2 | 13.84 | 12.12 | 38.2 | 19.0 | 16.0 |
Our Advantages
01. Customization
Get a perfect, custom pipe coupling
02. Advanced Technique
Mature and advanced equipment and professional test engineers ensure high quality products
03. Excellent Quality
Real material with uniform wall thickness
Smooth surface
Strong tensile strength
Corrosion resistance
Long-term use
Appilcation
Transportation
About Us
Founded in 2571, our company, HangZhou Dejia Special Steel Co., Ltd is specialized in producing various products such as elbows, tees, reducers, caps, flanges and valves. We can produce products according to National standard, American standard etc. It’s our feature that we can produce products of any size ad per customers’ special demands.
Our company CHINAMFG on honesty, continuity and transparency with our clients. We would like to cooperate with global customers and make the good protection project in world market.
Why choose our company? We features scientific and rational design, advanced production process, quality manufacturing materials, comprehensive security protection and first-class after-sales service.
FAQ
Q: What are your main products?
A: We specialize in producing a wide range of valves, elbows, flanges, Tee, Cross, gaskets etc.
Q: How long is your delivery time?
A:Usually it’s 15-30 days all the best or it’s more than 30 days according to the quantity.
Q: Do you provide samples? Free or charge?
A:Yes, we’d like to offer you samples but you have to cough up dough for shipping.
Q: How do you guarantee the quality of your products?
A: Before mass production, a few products made by our engineers for conduct tests. All products must be checked before shipping.
Q: How about your service?
A: Xihu (West Lake) Dis.g to the concept of ” Service Supremacy”, we have pre-sale service, on-purchase service and after-sales service.
Q: About packing?
A: Depending on the properties of the product, choose its appropriate packaging to protect the item from damage and allow you to purchase at ease.
Q: About color difference?
A: All products are shot in real objects, and there will be a slight degree of color difference between the real thing and the picture due to the shooting light, the color value bias of the display, and the individual’s understanding of color. Colour is subject to the goods received.
Q: What size can your company produce?
A: We have all the common sizes on the market. In addition, we can also customize according to your needs, whether its size or material.
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What Role Does a Flange Coupling Play in Reducing Downtime and Maintenance Costs?
A flange coupling plays a crucial role in reducing downtime and maintenance costs in mechanical systems. Here are the key ways it contributes to these benefits:
- Misalignment Compensation: Flange couplings can accommodate a certain degree of misalignment between the shafts, both angular and parallel. By allowing for misalignment, the coupling reduces the chances of mechanical failures caused by rigid connections. This flexibility minimizes stress and wear on the connected equipment and helps prevent unexpected downtime due to alignment issues.
- Vibration Damping: Flange couplings with flexible elements, such as elastomeric inserts, help dampen vibrations in the system. By absorbing and dissipating vibration forces, the coupling protects the equipment from excessive vibrations that could lead to component failure and unplanned downtime.
- Shock Load Absorption: In some applications, sudden shock loads or torque spikes can occur. Flange couplings with flexible elements have a certain shock-absorbing capacity, which prevents damage to the machinery and reduces the likelihood of unplanned downtime caused by sudden impact loads.
- Easy Maintenance and Inspection: Flange couplings are designed for easy installation, maintenance, and inspection. They usually consist of fewer parts and are accessible for visual inspections and lubrication. This ease of maintenance allows for quick identification of any wear or misalignment issues, enabling timely corrective actions to avoid costly breakdowns.
- Long Service Life: Flange couplings are typically constructed from durable materials that can withstand demanding operating conditions. When properly selected and maintained, they offer a long service life with minimal wear and replacement requirements. This longevity contributes to reduced maintenance costs and fewer replacement expenses over the equipment’s lifetime.
- Cost-Effective Design: Flange couplings are available in a variety of materials and configurations, offering cost-effective solutions for power transmission needs. Their relatively simple design and easy installation further contribute to cost savings during the initial setup and routine maintenance.
Overall, a well-chosen and properly maintained flange coupling enhances the reliability and efficiency of mechanical systems, reducing downtime, and lowering maintenance costs in industrial applications.
Common Installation Mistakes to Avoid When Using Flange Couplings
Proper installation is crucial for the efficient and reliable operation of flange couplings. Avoiding common installation mistakes can help ensure the longevity and optimal performance of the coupling. Here are some common installation mistakes to avoid:
1. Improper Alignment: One of the most critical aspects of flange coupling installation is ensuring proper shaft alignment. Misalignment can lead to increased wear, vibrations, and decreased power transmission efficiency. Always use precision alignment tools and techniques to achieve accurate alignment.
2. Over-Tightening: Over-tightening the coupling’s bolts can cause excessive stresses on the coupling and connected equipment. It may lead to premature failure or deformation of the coupling. Follow the manufacturer’s recommended torque values for tightening the bolts.
3. Under-Tightening: On the other hand, under-tightening the bolts may result in a loose connection, leading to misalignment and potential damage to the coupling during operation. Make sure to achieve the proper torque during installation.
4. Lack of Lubrication: Insufficient or improper lubrication of the coupling’s components can result in increased friction and wear. Follow the manufacturer’s guidelines for lubrication, and use the recommended lubricant to ensure smooth operation.
5. Contamination: Avoid introducing dirt, debris, or foreign particles into the coupling during installation. Contaminants can lead to wear and damage over time, reducing the coupling’s performance.
6. Incorrect Coupling Selection: Choosing the wrong type or size of flange coupling for the application can lead to performance issues. Consider factors like torque, speed, load, and operating environment when selecting the coupling.
7. Lack of Inspection: After installation, regularly inspect the flange coupling and its components for signs of wear, damage, or misalignment. Early detection of issues allows for timely maintenance and prevents potential system failures.
8. Ignoring Manufacturer Guidelines: Always follow the manufacturer’s installation instructions and guidelines. Each flange coupling may have specific requirements and recommendations that must be adhered to for proper functioning.
9. Incorrect Shaft Fit: Ensure that the coupling properly fits the shafts’ dimensions. A loose fit can cause slippage, while a tight fit can lead to stress concentration and premature failure.
10. Inadequate Inspection of Components: Before installation, inspect all coupling components, including flanges, bolts, and keyways, for any defects or damage. Replace any damaged parts before installation.
By avoiding these common installation mistakes, you can maximize the performance and lifespan of flange couplings in your mechanical systems.
Can Flange Couplings Handle Misalignment Between Shafts?
Flange couplings are designed to handle a limited amount of misalignment between shafts. However, their ability to accommodate misalignment is more limited compared to flexible couplings.
The misalignment that flange couplings can tolerate is typically in the form of angular misalignment and axial misalignment. Angular misalignment occurs when the axes of the two shafts are not perfectly aligned, causing the flanges to be at an angle to each other. Axial misalignment, on the other hand, refers to the displacement of one shaft along its axis with respect to the other shaft.
It is essential to note that excessive misalignment can lead to increased stress on the coupling and connected equipment. Flange couplings may not be suitable for applications with significant misalignment requirements.
For applications that involve substantial misalignment or require flexibility to accommodate misalignment, flexible couplings are more appropriate. Flexible couplings, such as elastomeric or jaw couplings, can handle both angular and axial misalignment more effectively than rigid flange couplings.
In summary, while flange couplings can handle some degree of misalignment, their primary strength lies in their ability to transmit high torques and withstand heavy loads in more rigidly aligned shaft arrangements. When dealing with misalignment-sensitive systems, it is best to consider flexible coupling options to ensure optimal performance and prevent premature wear on the equipment.
editor by CX 2024-02-23